Automotive vehicle driving mechanism



3111323 8 3& ig OTT 2,944,182

AUTOMOTIVE VEHICLE DRIVING MECHANISM Filed Nov. 9, 1954 Patented June16, 1936 AUTOMOTIVE VEHICLE DRIVING MECHANISM Frank H. Ott, Saginaw,Mich.

Application November 9, 1934, Serial No. 752,319

4 Claims. (01. 74-449) This invention relates to driving mechanism,being mounted on the hub 20 and is secured in and more particularly to adriving mechanism position by means of studs 2| so that the toothed foruse in connection with tractors and other ring can be replaced whenworn, and this conheavy vehicles. struction further permits the drivingmechanism 5 One of the prime objects of the invention is to to be easilyand quickly uncoupled; it is merely 5 design a simple, practical, andeconomical drivnecessary to back off the studs 2| so that the ingmechanism composed of few parts, all of toothed ring can be transverselyshifted and rerugged construction, which can be readily manumoved, orthe hub can be shifted longitudinally factured and assembled, and whichwill wear for on the drive shaft, so that gear teeth are out of a longperiod of time. engagement with the internal gear. 10

Another object is to design a driving mecha- The tractor wheel hub ismounted on an axle nism, the various parts of which are readily re- 22as usual, said axle being journaled in bearings placeable when worn, andwhich requires no close 23 which are mounted on the tractor frame 24tolerances in manufacture. in the conventional manner, and while in theA still further object is to provide a simple present instance I haveshown a single wheel, 15 driving mechanism including the driven wheel itwill be understood that both rear wheels are exor member whichcooperates therewith, and actly alike and are driven in the same manner.which has sufiicient flexibility to withstand all In Figs. 3 and 4 ofthe drawing I have shown a ordinary twists and strains without bindingor pressed facing strip 25 which fits over the bolts 0 in any manneraffecting the efiiciency thereof. l5 which form the internal gear. Thisis a The above and other objects will appear as the pressed constructionand closely fits over the specification progresses, reference being hadto bolts or sleeves, it is easily an q y s ab e the accompanyingdrawing, in which I have or removable, is very economical tomanufacture, shown the preferred embodiment of my invention, and can bequickly detached and replaced when and in which like reference numeralsindicate worn. 25 like parts throughout the several views thereof. o t eorego ng description, it will be ob- In the drawingvious that I haveperfected a very simple, prac- Fig. 1 is a fragmentary side view of atractical, and rugged driving c an sm Which is tor wheel showing mydriving mechanism in coneconomical manufacture, and Which is readnectiontherewith. ily removable and replaceable when worn. 30

Fig. 2 is a fragmentary transverse sectional WhatI claim is: viewthrough the tractor wheel, showing also the A driving mechanism, andComprising a driving gear. ground engaging wheel including a rimprovided Fig. 3 is a fragmentary side view of the pressed with spacedapar nw projecting fl wear strip. circumferentially spaced bolt membersremovably 35 Fig. 4 is a transverse sectional view thereof. mounted insaid flanges and forming t a fi Fig. 5 is a part sectional View of thedriving ible st ip fit d v r d bolts, nd a drive ar gear. engageablewith said members for driving said In the accompanying drawing I haveshown a wheel. conventional tractor wheel including a hub in 2. Adriving mechanism for automotive ve- 40 provided with spokes and rim I!and I2 rehicles, and including a wheel, inwardly extending spectively asusual, an inwardly extending plate flanges secured to said wheel inspaced apart reor angle [3 being secured to one edge of the rim, lation,transversely disposed bolts removably and a similar angle It is alsosecured to the inmounted in said flanges in spaced relation, and

ner circumference of said rim and is spaced a forming teeth, aremovable, flexible strip fitted 45 predetermined distance inwardly fromthe memover said bolts, and a drive gear meshing thereber 13.Transversely disposed bolts l5 are with for driving said wheel. mountedin these angles l3 and Is in circumfer- 3. A driving mechanism, andincluding a wheel, ential spaced relation, and a sleeve 16 is mountedspaced apart inwardly projecting flanges secured on each bolt so as tobe freely revoluble thereon, to the inner surface of the wheel rim andhav- 50 this arrangement of bolts, sleeves, and angles ing a pluralityof spaced apart bolts mounted forming an internal gear with which thedriving therein and forming teeth, a flexible strip fitted gear I!engages in the usual manner, said gear beover and forming a facing forthe teeth, and a ing mounted on the drive shaft 18 and is formedsectional drive gear engageable with said teeth in two pieces orsections, the outer toothed ring IQ for driving said wheel, saidsectional gear com- 55 prising a hub portion with a toothed ringreinternal gear, removable detachable means fitted movably mountedthereon. over and forming a wearing face for said internal 4. A drivingmechanism for automotive vegear, and a sectional drive gear meshing withhicles and including a wheel, inwardly projecting said internal gear fordriving said wheel, said 5 flanges secured to the wheel rim in spacedapart gear comprising a main hub having a toothed ring 5 relation, aplurality of circumferentially spaced removably mounted on said hub.bolts removably mounted therein and forming an FRANK H. OTT.

